White microblasted and polished ceramic case with a black and white rubber strap. Fixed black ceramic bezel. Black digital dial. Dial Type: digital. Quartz movement. Scratch resistant sapphire crystal. Round case shape, case size: 44 mm. Deployant buckle clasp. Water resistant at 30 meters / 100 feet. Functions: date, day, month, hour, minute, second, power reserve. Additional Info: wear os by google. compatibility android 8.0 + (excluding go edition), ios 15.0 +. Big Bang E Gen3 Series. Sport watch style. Watch label: Swiss Made. Hublot Big Bang E Gen3 Digital Men's Smart Watch 450.HX.1100.RX.